86 lines
2.8 KiB
TypeScript
86 lines
2.8 KiB
TypeScript
export default class T {
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public readonly name: string;
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private readonly _tests: [string, (() => (void | Promise<void>))][];
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constructor(tests: [string, () => (Promise<void> | void)][]) {
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this.name = this.constructor.name;
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this._tests = tests;
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}
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static assertContains(needle: string, actual: string) {
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if (actual.indexOf(needle) < 0) {
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throw `The substring ${needle} was not found`
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}
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}
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static isTrue(b: boolean, msg: string) {
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if (!b) {
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throw "Expected true, but got false: " + msg
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}
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}
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static equals(a, b, msg?) {
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if (a !== b) {
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throw "Not the same: " + (msg ?? "") + "\n" +
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"Expcected: " + a + "\n" +
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"Got : " + b
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}
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}
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static isFalse(b: boolean, msg: string) {
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if (b) {
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throw "Expected false, but got true: " + msg
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}
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}
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static listIdentical<T>(expected: T[], actual: T[]): void {
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if (expected === undefined) {
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throw "ListIdentical failed: expected list is undefined"
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}
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if (actual === undefined) {
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throw "ListIdentical failed: actual list is undefined"
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}
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if (expected.length !== actual.length) {
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throw `ListIdentical failed: expected a list of length ${expected.length} but got a list of length ${actual.length}`
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}
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for (let i = 0; i < expected.length; i++) {
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if(expected[i] !== undefined && expected[i]["length"] !== undefined ){
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T.listIdentical(<any> expected[i], <any> actual[i])
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}else if (expected[i] !== actual[i]) {
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throw `ListIdentical failed at index ${i}: expected ${expected[i]} but got ${actual[i]}`
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}
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}
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}
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/**
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* RUns the test, returns the error messages.
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* Returns an empty list if successful
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* @constructor
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*/
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public async Run(): Promise<{ testsuite: string, name: string, msg: string } []> {
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const failures: { testsuite: string, name: string, msg: string } [] = []
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for (const [name, test] of this._tests) {
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try {
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const r = test()
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if (r instanceof Promise) {
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try {
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await r
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} catch (e) {
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console.log("ASYNC ERROR: ", e, e.stack)
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failures.push({testsuite: this.name, name: name, msg: "" + e});
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}
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}
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} catch (e) {
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console.log("ERROR: ", e, e.stack)
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failures.push({testsuite: this.name, name: name, msg: "" + e});
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}
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}
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if (failures.length == 0) {
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return undefined
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} else {
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return failures
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}
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}
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}
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